6:35:47 [Apache] Problem detected!16:35:47 [Apache] Port 80 in use by "Unable to open process" with PID 4!16:35:47 [Apache] Apache WILL NOT start without the configured ports free!16:35:47 [Apache] You need to uninstall/disable/reconfigure the blocking application16:35:47 [Apache] or reconfigure Apache and the Control Panel to listen on a different port